Seiko Cal. 6664 - 835

The Seiko 6664-835 represents an important milestone in Seiko's 1985 lineup. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-2a96253fe188]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1985

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